135331405044 has 36 divisors (see below), whose sum is σ = 347089640352. Its totient is φ = 41009516240.

The previous prime is 135331405043. The next prime is 135331405049. The reversal of 135331405044 is 440504133531.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 135331404996 and 135331405014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135331405043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46600272 + ... + 46603175.

Almost surely, 2^135331405044 is an apocalyptic number.

It is an amenable number.

135331405044 is an abundant number, since it is smaller than the sum of its proper divisors (211758235308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135331405044 is a wasteful number, since it uses less digits than its factorization.

135331405044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93203476 (or 93203463 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 135331405044 its reverse (440504133531), we get a palindrome (575835538575).

The spelling of 135331405044 in words is "one hundred thirty-five billion, three hundred thirty-one million, four hundred five thousand, forty-four".